Oki MB451wMFP User Manual page 171

Open the top cover and remove the used
1
image drum.
Remove the image drum upward slowly.
If the image drum is removed, the toner
cartridge is also removed.
Memo
 When making duplex copies using the document glass, the
continuous scan mode is automatically enabled. Follow the
on-screen instructions.
Be sure not to throw used image
drum and toner cartridges into
fire; toner in the cartridges may
WARNING
scatter and ignite, causing burn
injuries.
Install a new image drum.
2
Take the new image drum out of the wrapping

bag. Remove the silica gel.
Silica gel
Note
 Always use a new image drum. An image drum that has
been attached or used on another printer cannot be used.
Align both guide posts of the image drum with

their guide grooves on the printer, and gently
set the image drum into the printer.
Guide Post
Turn the lever in the direction shown.

Note
 The image drum (the green cylinder) is very delicate.
Handle it with extreme care.
 Do not expose the image drum to direct sunlight or bright
interior light (approximately 1,500 lux or more). When
leaving it under normal interior light for 5 minutes or
more, cover it with black paper.
 Do not leave the image drum for more than 1 hour, even if
it is covered with black paper.
Close the top cover.
3
- 171 -
Replacing Consumable Items
Guide Grooves
Guide Post
8